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manas sarkar

@manassarkar1

Senior Network Security Engineer at Stratus Technologies PVT LTD, resolving critical incidents and maintaining 99.9% uptime.

India

Message

At Stratus Technologies PVT LTD, I orchestrate critical P1/P2 incident resolution for global infrastructure, maintaining 99.9% network uptime. I also implement security upgrades and architectural changes to strengthen network defenses.

Previously, at Vodafone Intelligence solutions (VOIS), I engineered F5 Load Balancer and Cisco switching migrations. Across my roles, I’ve worked on security and DDI infrastructure, threat detection, and data center network operations.

Experience

Work history, roles, and key accomplishments

Current

Senior Network Security Engineer

Current

Stratus Technologies PVT LTD

Jun 2022 - Present (4 years 4 months)

Orchestrate resolution of critical P1/P2 incidents, maintaining 99.9% network uptime for global infrastructure. Architect and implement security upgrades and lead executive briefings with RCA and risk mitigation plans.

Senior Network Security Engineer

Vodafone Intelligence Solutions

Mar 2021 - Jun 2022 (1 year 3 months)

Engineered complex migrations of F5 Load Balancers and Cisco switching environments to enhance traffic management and scalability. Managed end-to-end security device upgrades ensuring zero-downtime transitions for mission-critical services.

F5 BIG IP Load Balancing Cisco Switching Network Security Security Device Upgrades Client Collaboration

Network Security Administrator

Cognizant Technology Solutions

Mar 2019 - Mar 2021 (2 years)

Directed Security and DDI teams, optimizing IP address management and reducing DNS resolution latency. Navigated large-scale infrastructure migrations and delivered comprehensive RCAs for critical network outages.

Network Security DDI DNS DHCP IPAM Infrastructure Migration Root Cause Analysis Incident Management

Network Security Administrator

Tata Consultancy Services

Nov 2014 - Mar 2019 (4 years 4 months)

Pioneered advanced threat detection initiatives, implementing systems that proactively identified and mitigated network vulnerabilities. Standardized security policies across F5 and DDI devices to maintain a uniform security posture.

Threat Detection Network Security DDI Security Policy Vulnerability Mitigation

Network Engineer (Data Center Operations)

HCL Infosystems Ltd

Jul 2011 - Oct 2014 (3 years 3 months)

Implemented full-stack network setups for Data Centers and remote sites, ensuring seamless connectivity. Monitored health metrics using CA Spectrum and CA NetQos, and provided L2 support for complex network configurations.

Data Center Operations Network Setup CASpectrum CA NetQoS Troubleshooting L2 Support